Interesting fact
The Lærdal Tunnel in Norway is the world's longest road tunnel, measuring 24.5 kilometers. It connects Lærdal and Aurland in the Vestland county. Opened in 2000, it was designed to improve transport links and reduce travel time on the main route between Oslo and Bergen.
More about Lærdal Tunnel
The tunnel features several innovations, including a sophisticated ventilation system and emergency stations every 250 meters, to ensure safety and comfort. It is illuminated by sections with varying lighting to reduce driver fatigue. The construction took over four years and cost approximately 1 billion Norwegian Krone. The tunnel is toll-free and open year-round, making it a vital part of Norway's infrastructure.